CN112980658A

CN112980658A - Biological hydrogen production device

Info

Publication number: CN112980658A
Application number: CN202110521021.8A
Authority: CN
Inventors: 孟幸
Original assignee: Guangzhou Golden Hydrogen Biotechnology Co ltd
Current assignee: Guangzhou Golden Hydrogen Biotechnology Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-06-18
Anticipated expiration: 2041-05-13
Also published as: CN112980658B

Abstract

The invention relates to the technical field of biological hydrogen production, in particular to a biological hydrogen production device which comprises a transverse bottom plate, wherein a longitudinal plate is vertically arranged at the top of one end of the transverse bottom plate, a material injection mechanism is arranged at the top of the longitudinal plate, a lower supporting frame is vertically arranged at the other end of the top of the transverse bottom plate, a screening mechanism is connected between the lower supporting frame and the top end of the longitudinal plate through a vibration mechanism, the screening mechanism comprises a screening ring sleeve which is horizontally arranged, a central column is arranged at the middle position in the screening ring sleeve, a plurality of partition plates are connected between the outer side of the central column and the inner wall of the screening ring sleeve at equal intervals, fan-shaped holes are formed in the bottom end of the screening ring sleeve between every two adjacent partition plates, a fan-shaped frame is rotatably arranged in each fan-shaped hole. The invention has the effect of crushing and screening, ensures the crushing uniformity of the substrate and effectively improves the subsequent fermentation efficiency of the substrate.

Description

Biological hydrogen production device

Technical Field

The invention relates to the field of biological hydrogen production, in particular to a biological hydrogen production device.

Background

A fermentation method biological hydrogen production technology is a new high technology in the field of energy and environmental protection, which utilizes waste biomass as a substrate to produce clean renewable energy hydrogen through microbial fermentation, when the existing biological hydrogen production equipment is used for producing hydrogen, a crusher is firstly used for crushing substrates such as domestic garbage organic matters, residual activated sludge, agricultural and forestry waste or high-concentration organic wastewater, the crushed substrate is added into a fermentation tank, simultaneously, blending substrates such as carbon sources, nitrogen sources and growth factors which are necessary for zymophyte are added into the fermentation tank, the blending substrates are usually sticky or liquid, and then a stirrer arranged in the fermentation tank is used for stirring and mixing the blending substrates and the crushed substrate to be beneficial to fermentation, for example, the invention patent with the patent number of CN201420671042.3 discloses a biological hydrogen production device which can not ensure the crushing precision of the substrate though being crushed when the substrate is added, the precision of substrate comminution will undoubtedly affect the rate and effectiveness of fermentation and improvements are needed.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a biological hydrogen production device.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a biological hydrogen production device comprises a transverse bottom plate, wherein a longitudinal plate is vertically installed at the top of one end of the transverse bottom plate, a material injection mechanism is arranged at the top of the longitudinal plate, a lower supporting frame is vertically installed at the other end of the top of the transverse bottom plate, a screening mechanism is connected between the lower supporting frame and the top end of the longitudinal plate through a vibration mechanism, the screening mechanism comprises a screening ring sleeve horizontally arranged, a central column is arranged at the middle position inside the screening ring sleeve, a plurality of partition plates are connected between the outer side of the central column and the inner wall of the screening ring sleeve at equal intervals, fan-shaped holes are formed in the bottom end of the screening ring sleeve between every two adjacent partition plates, a fan-shaped frame is rotatably installed inside the fan-shaped holes through a turnover shaft, a screening net is installed inside the fan-shaped frame, a balance weight strip is fixedly installed on the inner wall of one side of the fan-shaped frame, the bottom of the outer side of the screening ring sleeve is rotatably sleeved with a T-shaped fixed ring, a limiting block is horizontally and slidably attached to the top end face of the T-shaped fixed ring, the top of one side, close to the longitudinal plate, of the T-shaped fixed ring is provided with an overturning groove in an arc shape, two ends of the overturning groove are obliquely arranged, the limiting block on the inner side of the overturning groove is vertically arranged, the outer side of the screening ring sleeve is provided with a driving mechanism, the bottom end of the T-shaped fixed ring at the corresponding position of the overturning groove is vertically communicated with and provided with a longitudinal blanking pipe, the bottom of the T-shaped fixed ring at the side, far away from the longitudinal plate, of the longitudinal blanking pipe is communicated with and provided with an arc blanking pipe, the lower port of the arc blanking pipe is provided with a fermentation and gas washing mechanism, the top of the screening ring sleeve at the corresponding position of the arc blanking, the semi-circular hopper top is close to vertical board one side slope intercommunication and installs U type stripper, the top of U type stripper is provided with rubbing crusher structure, rubbing crusher structure and the outside of vertical unloading pipe are provided with circulation feed mechanism jointly.

Preferably, the vibrations mechanism is including the limiting plate of difference fixed mounting at lower braced frame and vertical board top both ends, the equal vertical slip cartridge in inside of limiting plate has spacing traveller, the equal fixedly connected with in bottom of spacing traveller lifts the board, four lift the board and connect jointly in the T type retainer plate bottom outside, wherein is close to a spacing traveller top horizontally connect of vertical board one side has the drive frame, the vertical board top that the drive frame corresponds the position has first motor through first motor frame fixed mounting, the output shaft tip of first motor is connected with the rotating shaft board perpendicularly, the rotating shaft board is kept away from first motor output shaft one end and is connected with the drive perpendicularly and inserts the axle, the slip cartridge of drive inserted axle is inboard at the drive frame.

Preferably, actuating mechanism is including fixed cup jointing the ring gear in screening ring cover top outside, the ring gear corresponds the vertical fourth motor of installing in the vertical board side intermediate position of position, the vertical integral key shaft that is connected with of output shaft of fourth motor, the axle sleeve has been cup jointed in the outside slip of integral key shaft, the fixed rotating gear that has cup jointed in top of axle sleeve, rotating gear meshes with the ring gear mutually the top outside of axle sleeve is rotated and is cup jointed the steadying plate, steadying plate and T type retainer plate fixed connection.

Preferably, the fermentation and gas washing mechanism comprises a fermentation tank horizontally arranged above a transverse bottom plate, two ends of the fermentation tank are connected with the transverse bottom plate through a lower support, a lower port of an arc-shaped blanking pipe is communicated with the end part of the fermentation tank through a blanking hose, a discharging pipe is communicated with the bottom of the other end of the fermentation tank, a discharging valve is arranged on the outer side of the discharging pipe, an upper support is vertically connected to the top end of the lower support, a gas washing tank is fixedly arranged between the two upper supports, the fermentation tank is communicated with the gas washing tank through a vent pipe, a check valve is arranged on the outer side of the vent pipe, the through flow direction of the check valve is communicated with the gas washing tank through the fermentation tank, an exhaust pipe is vertically communicated with one end of the top of the gas washing tank, a fifth motor is fixedly arranged at the middle position of the end part of the fermentation tank below the blanking hose, an output shaft of, and a plurality of stirring plates are arranged on the outer side of the rotating shaft at equal intervals along the circumferential direction.

Preferably, rubbing crusher constructs including the last braced frame of fixed mounting on lower braced frame top, go up braced frame and correspond vertical board top fixed mounting in position and have the second motor frame, horizontal rotation installs two crushing rollers between second motor frame and the last braced frame, U type stripper is located two crushing roller belows, the internally mounted of second motor frame has the second motor, the output shaft and one of them crushing roller tip fixed connection of second motor, two the other end of crushing roller extends jointly to the inside and through the link gear connection of supreme braced frame.

Preferably, the link gear includes the drive gear of respectively fixed mounting at two crushing roller tip, two rotate along the horizontal direction on the last braced frame inner wall between the drive gear and install two link gears, two intermeshing, and two between the link gear drive gear meshes with adjacent link gear respectively.

Preferably, the circulating feeding mechanism comprises a circulating ring sleeve which is sleeved on the outer sides of the screening ring sleeve, the longitudinal discharging pipe and the crushing rollers together, a plurality of material lifting plates are installed in the circulating ring sleeve at equal intervals, an arc-shaped sealing plate is installed on the inner side opening of the circulating ring sleeve in a rotating mode, openings between two ends of the arc-shaped sealing plate face downwards, a discharging hopper is installed on the inner side top end of the arc-shaped sealing plate in a communicating mode and located above the two crushing rollers, a supporting frame is sleeved on the outer side of the circulating ring sleeve in a rotating mode, a side wall of the discharging hopper is fixedly connected with the supporting frame through a U-shaped fixing plate, the supporting frame is fixedly installed on the top end of the transverse bottom plate, a third motor is fixedly installed on the top end of the side face of the transverse bottom plate through a third motor frame, a driving belt wheel is fixedly installed on an output shaft of, the driving belt wheel is connected with the belt wheel ring through a belt.

Preferably, the material injection mechanism comprises a material injection pipe obliquely inserted in the middle of the top of the longitudinal plate, a discharging port of the material injection pipe faces to an opening of the arc-shaped sealing plate, and the top end of the material injection pipe is sealed and is vertically communicated with the top end of the material injection pipe to be provided with a material injection hopper.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the material injection pipe and the material injection hopper are arranged, so that the materials can be orderly injected into the circulating ring sleeve, the circulating ring sleeve can rotate under the driving of the driving belt wheel, the third motor, the belt and the belt wheel ring, the lifting plate can lift the substrate in the circulating ring sleeve to the topmost end of the arc-shaped sealing plate, the substrate can fall onto the two crushing rollers through the discharging hopper under the action of gravity, and meanwhile, the two crushing rollers are driven to crush the substrate under the action of the second motor, the linkage gear and the driving gear;

2. through the arrangement of the U-shaped discharging plate and the semicircular hopper, crushed substrates can be conveyed to the upper part of the screening net in a horizontal state at the inner side of the screening ring sleeve for screening treatment, the screening efficiency of the screening net on the substrates can be increased while the screening ring sleeve can be stably supported by the arranged vibrating mechanism, and the filtered and fallen substrates can be discharged into the fermentation and gas washing mechanism for uniform fermentation and gas washing treatment by the arranged arc-shaped discharging pipe;

3. through setting up actuating mechanism, thereby can order about the screening ring cover and rotate, cause the stopper to slide at the laminating of T type stationary ring up end, and the counter weight strip that sets up, can slide and drive fan-shaped frame upset to the upset inslot portion back at the stopper, cause the screening net to be vertical form, vertical unloading pipe through setting up can carry the not thoroughly kibbling substrate of screening net upper surface under the vertical state to circulation ring cover inside once more simultaneously, then carry the material through carrying the material board and carry to rubbing crusher and construct and carry out the regrinding processing, with this crushing efficiency who has effectively improved the substrate, and the crushing degree of consistency of substrate has been ensured.

Drawings

FIG. 1 is a schematic structural diagram of a biological hydrogen production apparatus according to the present invention;

FIG. 2 is a schematic diagram of an axial structure of a biological hydrogen production apparatus according to the present invention;

FIG. 3 is a schematic diagram of a partial structure of a biological hydrogen production apparatus according to the present invention;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a schematic view of a portion of the structure of FIG. 4;

FIG. 7 is a schematic view of a portion of the structure of FIG. 6;

FIG. 8 is a schematic view of a portion of the structure of FIG. 1;

FIG. 9 is a schematic view of a portion of the structure of FIG. 8;

FIG. 10 is a schematic illustration of the disassembled structure of FIG. 9;

FIG. 11 is a schematic diagram of a cross-sectional structure of a fermentation tank of a biological hydrogen production apparatus according to the present invention.

In the figure: the device comprises a transverse bottom plate 1, a longitudinal plate 2, a first motor frame 3, a material injection pipe 4, a material injection hopper 5, a first motor 6, a second motor 7, a second motor frame 8, a U-shaped fixing plate 9, a lower hopper 10, a circulating ring sleeve 11, a crushing roller 12, a driving frame 13, an upper supporting frame 14, a limiting sliding column 15, a limiting plate 16, a fermentation tank 17, a discharge pipe 18, a lower supporting frame 19, a supporting frame 20, a lower supporting frame 21, a driving belt wheel 22, a third motor 23, a third motor frame 24, a belt 25, a linkage gear 26, a driving gear 27, a belt rim 28, a fourth motor 29, a longitudinal material discharge pipe 30, an arc material discharge pipe 31, a U-shaped connecting plate 32, a semicircular hopper 33, a gear ring 34, a U-shaped discharge plate 35, a rotating shaft plate 36, a driving inserting shaft 37, a T-shaped fixing ring 38, a supporting plate 39, a limiting block 40, a sector frame 41, a spline shaft 42, a rotating gear 43, a, The screening ring sleeve 46, the shaft sleeve 47, the sector hole 48, the screening net 49, the central column 50, the partition plate 51, the turnover shaft 52, the counterweight strip 53, the arc-shaped sealing plate 54, the lifting plate 55, the vent pipe 56, the washing gas tank 57, the upper support 58, the one-way valve 59, the blanking hose 60, the exhaust pipe 61, the fifth motor 62, the rotating shaft 63, the stirring plate 64 and the discharge valve 65.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-11, a biological hydrogen production apparatus comprises a transverse bottom plate 1, a longitudinal plate 2 is vertically installed on the top of one end of the transverse bottom plate 1, a material injection mechanism is arranged on the top of the longitudinal plate 2, a lower support frame 19 is vertically installed on the other end of the top of the transverse bottom plate 1, a screening mechanism is connected between the lower support frame 19 and the top end of the longitudinal plate 2 through a vibration mechanism, the screening mechanism comprises a screening ring sleeve 46 horizontally arranged, a central column 50 is arranged in the middle of the inside of the screening ring sleeve 46, a plurality of partition plates 51 are connected between the outside of the central column 50 and the inner wall of the screening ring sleeve 46 at equal intervals, fan-shaped holes 48 are respectively formed at the bottom ends of the screening ring sleeves 46 between the adjacent partition plates 51, a fan-shaped frame 41 is rotatably installed inside the fan-shaped hole 48 through a turning shaft 52, a screening net 49 is installed inside, the turning shaft 52 far away from one end of the central column 50 penetrates through the screening ring sleeve 46, the end part of the turning shaft is fixedly provided with a limiting block 40, the bottom of the outer side of the screening ring sleeve 46 is rotatably sleeved with a T-shaped fixing ring 38, the limiting block 40 is horizontally and slidably attached to the top end surface of the T-shaped fixing ring 38, the top of the T-shaped fixing ring 38 close to one side of the longitudinal plate 2 is provided with a turning groove 44 in an arc shape, two ends of the turning groove 44 are obliquely arranged, the limiting block 40 at the inner side of the turning groove 44 is vertically arranged, the outer side of the screening ring sleeve 46 is provided with a driving mechanism, the bottom end of the T-shaped fixing ring 38 at the position corresponding to the turning groove 44 is vertically communicated with a longitudinal blanking pipe 30, the bottom of the T-shaped fixing ring 38 far away from one side of the longitudinal plate 2 of the longitudinal blanking pipe 30 is communicated with an arc blanking pipe 31, the lower, the semicircular hopper 33 is fixedly connected with the T-shaped fixing ring 38 through the U-shaped connecting plate 32, one side, close to the longitudinal plate 2, of the top of the semicircular hopper 33 is obliquely and communicated with and provided with a U-shaped discharging plate 35, a crushing mechanism is arranged above the U-shaped discharging plate 35, and the crushing mechanism and the outer side of the longitudinal discharging pipe 30 are jointly provided with a circulating feeding mechanism; through setting up U type stripper 35 and semicircle hopper 33, thereby can carry the crushing substrate to the screening net 49 top of the inboard horizontal state of screening ring sheath 46 and sieve the processing, and the arc unloading pipe 31 that sets up can be discharged the inside fermentation scrubbing mechanism of unifying of fermentation scrubbing mechanism with the substrate of filtering the whereabouts and handle, through setting up actuating mechanism, thereby can order about screening ring sheath 46 to rotate, cause stopper 40 to laminate the slip at T type retainer plate 38 up end, and the counter weight strip 53 that sets up, can slide to the upset of fan-shaped frame 41 behind the upset groove 44 inside at stopper 40, cause screening net 49 to be vertical form, simultaneously through the vertical unloading pipe 30 that sets up can carry the not thoroughly kibbling substrate of screening net 49 upper surface under the vertical state to circulation ring sheath 11 inside once more.

The fermentation and gas washing mechanism comprises a fermentation tank 17 horizontally arranged above a transverse bottom plate 1, two ends of the fermentation tank 17 are connected with the transverse bottom plate 1 through a lower support 21, a lower port of an arc-shaped blanking pipe 31 is communicated with the end part of the fermentation tank 17 through a blanking hose 60, the bottom of the other end of the fermentation tank 17 is communicated with a discharging pipe 18, the outer side of the discharging pipe 18 is provided with a discharging valve 65, the top end of the lower support 21 is vertically connected with an upper support 58, a gas washing tank 57 is fixedly arranged between the two upper supports, the fermentation tank 17 is communicated with the gas washing tank 57 through a vent pipe 56, the outer side of the vent pipe 56 is provided with a one-way valve 59, the through-flow direction of the one-way valve 59 is communicated to the gas washing tank 57 from the fermentation tank 17, one end of the top of the gas washing tank 57 is vertically communicated with a vent pipe 61, a fifth motor 62 is fixedly arranged at the middle position of the end, a plurality of stirring plates 64 are equidistantly arranged on the outer side of the rotating shaft 63 along the circumferential direction; through setting up unloading hose 60, thereby can carry the crushed aggregates of the inside whereabouts of arc unloading pipe 31 to fermentation tank 17 inside in order and ferment, and the fifth motor 62 that sets up can order about rotation axis 63 rotatory, drive polylith stirring board 64 with this and overturn the stirring to the crushed aggregates of fermentation tank 17 inside, effectively improve the inside crushed aggregates fermentation efficiency of fermentation tank 17, through the breather pipe 56 that sets up, thereby can import the hydrogen of the inside crushed aggregates fermentation of fermentation tank 17 inside to washing tank 57 inside, with this wash its inside impurity that contains miscellaneous, and the blast pipe 61 that sets up can be with the hydrogen ordered discharge that finishes of wasing, and about can play through setting up check valve 59 and prevent flowing backward, and set up row's material pipe 18 and can excrete the remaining slag water of the inside fermentation of fermentation tank 17 that finishes.

The vibration mechanism comprises limiting plates 16 which are fixedly arranged at two ends of the top of the lower supporting frame 19 and the top of the longitudinal plate 2 respectively, limiting sliding columns 15 are vertically inserted into the limiting plates 16 in a sliding mode, lifting plates 39 are fixedly connected to the bottom ends of the limiting sliding columns 15, the four lifting plates 39 are jointly connected to the outer side of the bottom of the T-shaped fixing ring 38, the top end of one limiting sliding column 15 close to one side of the longitudinal plate 2 is horizontally connected with a driving frame 13, a first motor 6 is fixedly arranged at the top end of the longitudinal plate 2 at the corresponding position of the driving frame 13 through a first motor frame 3, a rotating shaft plate 36 is vertically connected to the end portion of an output shaft of the first motor 6, one end, far away from the first motor 6, of the rotating shaft plate 36 is vertically connected with a driving insertion shaft 37, and the driving insertion shaft; the first motor 6 is connected with an external power supply, so that the rotating shaft plate 36 drives the driving insertion shaft 37 to rotate, the driving frame 13 is driven to move up and down, the limiting sliding column 15 and the lifting plate 39 drive the screening ring sleeve 46 to vibrate up and down, and the screening efficiency of the screening net 49 on the substrate is effectively increased.

The driving mechanism comprises a gear ring 34 fixedly sleeved on the outer side of the top of a screening ring sleeve 46, a fourth motor 29 is vertically installed in the middle of the side face of the longitudinal plate 2 at the position corresponding to the gear ring 34, an output shaft of the fourth motor 29 is vertically connected with a spline shaft 42, a shaft sleeve 47 is sleeved on the outer side of the spline shaft 42 in a sliding mode, a rotating gear 43 is fixedly sleeved on the top of the shaft sleeve 47, the rotating gear 43 is meshed with the gear ring 34, a stabilizing plate 45 is rotatably sleeved on the outer side of the top of the shaft sleeve 47, and the stabilizing plate 45 is fixedly connected with the T-; by providing the fourth motor 29, the spline shaft 42 can drive the shaft sleeve 47 and the rotary gear 43 to rotate, so as to drive the gear ring 34 to drive the screening ring 46 to rotate, and the stabilizing plate 45 is provided, so that the shaft sleeve 47 can simultaneously drive the rotary gear 43 to move on the spline shaft 42 during the up-and-down vibration process of the screening ring 46, and the rotary gear 43 and the gear ring 34 are always in a meshed state.

The circulating feeding mechanism comprises a circulating ring sleeve 11 which is sleeved on the outer sides of a screening ring sleeve 46, a longitudinal blanking pipe 30 and crushing rollers 12 together, a plurality of material lifting plates 55 are arranged in the circulating ring sleeve 11 at equal intervals, an arc-shaped sealing plate 54 is rotatably arranged at an inner side opening of the circulating ring sleeve 11, openings between two ends of the arc-shaped sealing plate 54 face downwards, the top end of the inner side of the arc-shaped sealing plate 54 is communicated with a blanking hopper 10, the blanking hopper 10 is positioned above the space between the two crushing rollers 12, a supporting frame 20 is rotatably sleeved on the outer side of the circulating ring sleeve 11, the side wall of the blanking hopper 10 is fixedly connected with the supporting frame 20 through a U-shaped fixing plate 9, the supporting frame 20 is fixedly arranged at the top end of the transverse bottom plate 1, a third motor 23 is fixedly arranged at the top end of the side surface of the transverse bottom plate 1 through a third motor frame 24, a driving belt wheel 22 is fixedly arranged, the driving belt wheel 22 is connected with the belt wheel ring 28 through a belt 25, the material injection mechanism comprises a material injection pipe 4 which is obliquely inserted in the middle of the top of the longitudinal plate 2, a discharging port of the material injection pipe 4 faces an opening of the arc-shaped sealing plate 54, the top end of the material injection pipe 4 is sealed, and the top end of the material injection pipe 4 is vertically communicated with and provided with a material injection hopper 5; the material is orderly injected into the circulating ring sleeve 11 through the material injection pipe 4 and the material injection hopper 5, the circulating ring sleeve 11 is driven by the driving belt wheel 22, the third motor 23, the belt 25 and the belt wheel rim 28 to rotate, so that the lifting plate 55 can lift the substrate in the circulating ring sleeve 11 to the topmost end of the arc-shaped sealing plate 54, the substrate falls to the crushing mechanism through the material discharge hopper 10 under the action of gravity to be crushed, and meanwhile, the circulating ring sleeve 11 can collect the incompletely crushed substrate conveyed by the longitudinal material discharge pipe 30 and lift the crushed substrate again, so that the circulating operation is realized, and the crushing uniformity of the substrate is effectively ensured.

The crushing mechanism comprises an upper supporting frame 14 fixedly installed at the top end of a lower supporting frame 19, a second motor frame 8 is fixedly installed at the top end of a longitudinal plate 2 at the position corresponding to the upper supporting frame 14, two crushing rollers 12 are horizontally and rotatably installed between the second motor frame 8 and the upper supporting frame 14, a U-shaped discharging plate 35 is located below the two crushing rollers 12, a second motor 7 is installed inside the second motor frame 8, an output shaft of the second motor 7 is fixedly connected with the end part of one of the crushing rollers 12, the other ends of the two crushing rollers 12 jointly extend into the upper supporting frame 14 and are connected through a linkage mechanism, the linkage mechanism comprises driving gears 27 fixedly installed at the end parts of the two crushing rollers 12 respectively, two linkage gears 26 are rotatably installed on the inner wall of the upper supporting frame 14 between the two driving gears 27 along the horizontal direction, and the two linkage gears 26 are mutually meshed, and the two drive gears 27 are respectively meshed with the adjacent interlocking gears 26; the second motor frame 8 and the upper support frame 14 are provided to stably support the two crushing rollers 12, and the second motor 7, the interlocking gear 26, and the drive gear 27 are provided to rotate the two crushing rollers 12 in the opposite direction to crush the substrate.

The working mode is as follows: firstly, materials are orderly injected into the circulating ring sleeve 11 through the material injection pipe 4 and the material injection hopper 5, the circulating ring sleeve 11 is driven by the driving belt wheel 22, the third motor 23, the belt 25 and the belt wheel rim 28 to rotate, so that the material lifting plate 55 can lift the substrates in the circulating ring sleeve 11 to the topmost end of the arc-shaped sealing plate 54, the substrates can fall onto the two crushing rollers 12 through the discharging hopper 10 under the action of gravity, simultaneously, the two crushing rollers 12 are driven to crush the substrates under the action of the second motor 7, the linkage gear 26 and the driving gear 27, the crushed substrates can be conveyed to the upper part of the sieving net 49 in the horizontal state at the inner side of the sieving ring sleeve 46 through the U-shaped discharging plate 35 and the semicircular hopper 33 to be sieved, the sieving efficiency of the sieving net 49 on the substrates can be increased while the sieving ring sleeve 46 can be stably supported by the arranged vibration mechanism, the arc-shaped discharging pipe 31 can discharge the filtered and fallen substrate into the fermentation and gas washing mechanism for uniform fermentation and gas washing treatment, the driving mechanism can drive the screening ring sleeve 46 to rotate, the limiting block 40 is enabled to be attached and slide on the upper end face of the T-shaped fixing ring 38, the counterweight strip 53 is arranged on the limiting block 40 and drives the fan-shaped frame 41 to overturn after sliding to the inside of the overturning groove 44, the screening net 49 is enabled to be vertical, meanwhile, the longitudinally discharging pipe 30 can convey the substrate which is not thoroughly crushed on the upper surface of the screening net 49 in the vertical state to the inside of the circulating ring sleeve 11 again, and then the substrate is lifted through the material lifting plate 55 and conveyed to the crushing mechanism for secondary crushing treatment.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The biological hydrogen production device comprises a transverse bottom plate (1), wherein a longitudinal plate (2) is vertically installed at the top of one end of the transverse bottom plate (1), and is characterized in that a material injection mechanism is arranged at the top of the longitudinal plate (2), a lower supporting frame (19) is vertically installed at the other end of the top of the transverse bottom plate (1), a screening mechanism is connected between the lower supporting frame (19) and the top end of the longitudinal plate (2) through a vibration mechanism, the screening mechanism comprises a screening ring sleeve (46) which is horizontally arranged, a central column (50) is arranged at the middle position in the screening ring sleeve (46), a plurality of partition plates (51) are equidistantly connected between the outer side of the central column (50) and the inner wall of the screening ring sleeve (46), fan-shaped holes (48) are formed in the bottom ends of the screening ring sleeve (46) between the adjacent partition plates (51), and fan-shaped frames (41) are rotatably installed in the fan-shaped holes (48), the screening net (49) is installed inside the fan-shaped frame (41), a counterweight strip (53) is fixedly installed on the inner wall of one side of the fan-shaped frame (41), the turning shaft (52) far away from one end of the central column (50) penetrates through the screening ring sleeve (46), the end part of the turning shaft is fixedly installed with a limiting block (40), the T-shaped fixing ring (38) is rotatably sleeved at the bottom of the outer side of the screening ring sleeve (46), the limiting block (40) is horizontally and slidably attached to the top end face of the T-shaped fixing ring (38), the turning groove (44) is formed in the top arc shape of one side, close to the longitudinal plate (2), of the T-shaped fixing ring (38), the two ends of the turning groove (44) are obliquely arranged, the limiting block (40) on the inner side of the turning groove (44) is vertically arranged, a driving mechanism is arranged on the outer side of the screening ring sleeve (46), and a longitudinal discharging pipe (30) is vertically communicated and installed at the bottom end of, arc unloading pipe (31) are installed in T type retainer plate (38) bottom intercommunication that vertical board (2) one side was kept away from to vertical unloading pipe (30), the lower port department of arc unloading pipe (31) is provided with fermentation scrubbing mechanism, screening ring cover (46) top that arc unloading pipe (31) correspond the position is rotated and is installed semicircle hopper (33), link board (32) fixed connection through U type between semicircle hopper (33) and T type retainer plate (38), semicircle hopper (33) top is close to vertical board (2) lopsidedness intercommunication and installs U type stripper (35), the top of U type stripper (35) is provided with rubbing crusher and constructs, rubbing crusher constructs and the outside of vertical unloading pipe (30) is provided with circulation feed mechanism jointly.

2. The biological hydrogen production device according to claim 1, wherein the vibration mechanism comprises limiting plates (16) fixedly mounted at two ends of the tops of the lower supporting frame (19) and the longitudinal plate (2) respectively, limiting sliding columns (15) are vertically slidably inserted into the limiting plates (16), lifting plates (39) are fixedly connected to the bottom ends of the limiting sliding columns (15), the four lifting plates (39) are connected to the outer side of the bottom of the T-shaped fixing ring (38) together, the top end of one limiting sliding column (15) close to one side of the longitudinal plate (2) is horizontally connected with a driving frame (13), a first motor (6) is fixedly mounted at the top end of the longitudinal plate (2) corresponding to the driving frame (13) through a first motor frame (3), and a rotating shaft plate (36) is vertically connected to the end of an output shaft of the first motor (6), one end, far away from the output shaft of the first motor (6), of the rotating shaft plate (36) is vertically connected with a driving inserting shaft (37), and the driving inserting shaft (37) is inserted into the inner side of the driving frame (13) in a sliding mode.

3. The biological hydrogen production device according to claim 1, wherein the driving mechanism comprises a gear ring (34) fixedly sleeved on the outer side of the top of the screening ring sleeve (46), a fourth motor (29) is vertically installed at the middle position of the side surface of the longitudinal plate (2) at the position corresponding to the gear ring (34), an output shaft of the fourth motor (29) is vertically connected with a spline shaft (42), a shaft sleeve (47) is slidably sleeved on the outer side of the spline shaft (42), a rotating gear (43) is fixedly sleeved on the top of the shaft sleeve (47), the rotating gear (43) is meshed with the gear ring (34), a stabilizing plate (45) is rotatably sleeved on the outer side of the top of the shaft sleeve (47), and the stabilizing plate (45) is fixedly connected with the T-shaped fixing ring (38).

4. The biological hydrogen production device according to claim 1, wherein the fermentation and gas washing mechanism comprises a fermentation tank (17) horizontally arranged above the transverse bottom plate (1), both ends of the fermentation tank (17) are connected with the transverse bottom plate (1) through a lower bracket (21), a lower port of the arc-shaped blanking pipe (31) is communicated with the end part of the fermentation tank (17) through a blanking hose (60), the bottom of the other end of the fermentation tank (17) is communicated with a discharging pipe (18), a discharging valve (65) is arranged on the outer side of the discharging pipe (18), an upper bracket (58) is vertically connected with the top end of the lower bracket (21), a gas washing tank (57) is fixedly arranged between the two upper brackets, the fermentation tank (17) is communicated with the gas washing tank (57) through a vent pipe (56), a one-way valve (59) is arranged on the outer side of the vent pipe (56), the through-flow direction of check valve (59) is accesss to scrubbing tank (57) by fermentation cylinder (17), just blast pipe (61) are installed to the vertical intercommunication of top one end of scrubbing tank (57) unloading hose (60) below fermentation cylinder (17) tip intermediate position fixed mounting has fifth motor (62), the output shaft of fifth motor (62) extends to fermentation cylinder (17) inside and tip horizontally connect has rotation axis (63), polylith stirring board (64) are installed along the circumferencial direction equidistance in the outside of rotation axis (63).

5. The biological hydrogen production device according to claim 1, wherein the crushing mechanism comprises an upper supporting frame (14) fixedly mounted at the top end of a lower supporting frame (19), a second motor frame (8) is fixedly mounted at the top end of the longitudinal plate (2) at the position corresponding to the upper supporting frame (14), two crushing rollers (12) are horizontally and rotatably mounted between the second motor frame (8) and the upper supporting frame (14), the U-shaped discharge plate (35) is located below the two crushing rollers (12), a second motor (7) is mounted inside the second motor frame (8), an output shaft of the second motor (7) is fixedly connected with the end of one of the crushing rollers (12), and the other ends of the two crushing rollers (12) jointly extend into the upper supporting frame (14) and are connected through a linkage mechanism.

6. A biological hydrogen production plant according to claim 5, characterized in that the linkage mechanism comprises two driving gears (27) fixedly mounted at the ends of the two crushing rollers (12), two linkage gears (26) are rotatably mounted on the inner wall of the upper support frame (14) between the two driving gears (27) along the horizontal direction, the two linkage gears (26) are engaged with each other, and the two driving gears (27) are engaged with the adjacent linkage gears (26) respectively.

7. The biological hydrogen production device according to claim 6, characterized in that the circulating feeding mechanism comprises a circulating ring sleeve (11) which is sleeved on the outer sides of the screening ring sleeve (46), the longitudinal blanking pipe (30) and the crushing rollers (12) together, a plurality of material lifting plates (55) are arranged in the circulating ring sleeve (11) at equal intervals, an arc-shaped sealing plate (54) is rotatably arranged on the inner side opening of the circulating ring sleeve (11), the opening between the two ends of the arc-shaped sealing plate (54) faces downwards, the inner top end of the arc-shaped sealing plate (54) is communicated with and provided with a blanking hopper (10), the blanking hopper (10) is positioned above the space between the two crushing rollers (12), a supporting frame (20) is rotatably sleeved on the outer side of the circulating ring sleeve (11), and the side wall of the blanking hopper (10) is fixedly connected with the supporting frame (20) through a U-shaped fixing plate (9), support frame (20) fixed mounting is on horizontal bottom plate (1) top the side top of horizontal bottom plate (1) has third motor (23) through third motor frame (24) fixed mounting, the output shaft fixed mounting of third motor (23) has drive pulley (22), the fixed cover in circulation ring cover (11) the outside that drive pulley (22) correspond the position has band pulley rim (28), be connected through belt (25) between drive pulley (22) and band pulley rim (28).

8. The biological hydrogen production device according to claim 7, wherein the material injection mechanism comprises a material injection pipe (4) obliquely inserted in the middle of the top of the longitudinal plate (2), the material discharge port of the material injection pipe (4) faces the opening of the arc-shaped sealing plate (54), the top end of the material injection pipe (4) is sealed, and the top end of the material injection pipe is vertically communicated with and provided with a material injection hopper (5).